// 待讨论，是否需要把axios分离处理
import axios from 'axios'
import {getToken} from "@/utils/auth";
import {tansParams} from "@/utils/ruoyi";
import cache from "@/plugins/cache";

const http = axios.create({
  baseURL: process.env.VUE_APP_BASE_API,
  timeout: 10 * 1000,
  withCredentials: true,
})

http.interceptors.request.use(config => {
    // 是否需要设置 token
    const isToken = (config.headers || {}).isToken === false
    // 是否需要防止数据重复提交
    const isRepeatSubmit = (config.headers || {}).repeatSubmit === false
    if (getToken() && !isToken) {
      config.headers['Authorization'] = 'Bearer ' + getToken() // 让每个请求携带自定义token 请根据实际情况自行修改
    }
    // get请求映射params参数
    if (config.method === 'get' && config.params) {
      let url = config.url + '?' + tansParams(config.params);
      url = url.slice(0, -1);
      config.params = {};
      config.url = url;
    }
    if (!isRepeatSubmit && (config.method === 'post' || config.method === 'put')) {
      const requestObj = {
        url: config.url,
        data: typeof config.data === 'object' ? JSON.stringify(config.data) : config.data,
        time: new Date().getTime()
      }
      const sessionObj = cache.session.getJSON('sessionObj')
      if (sessionObj === undefined || sessionObj === null || sessionObj === '') {
        cache.session.setJSON('sessionObj', requestObj)
      } else {
        const s_url = sessionObj.url;                  // 请求地址
        const s_data = sessionObj.data;                // 请求数据
        const s_time = sessionObj.time;                // 请求时间
        const interval = 1000;                         // 间隔时间(ms)，小于此时间视为重复提交
        if (s_data === requestObj.data && requestObj.time - s_time < interval && s_url === requestObj.url) {
          const message = '数据正在处理，请勿重复提交';
          console.warn(`[${s_url}]: ` + message)
          return Promise.reject(new Error(message))
        } else {
          cache.session.setJSON('sessionObj', requestObj)
        }
      }
    }
    return config
  }, error => {
    console.log(error)
    Promise.reject(error);
  }
);

export const setHeaders = (headers) => {
  Object.keys(headers).forEach((key => {
    const val = headers[key]
    if (val || val === 0) {
      http.defaults.headers.common[key] = val
    }
  }))
}

export const fetchData = (url, options) => {
  return new Promise((resolve, reject) => {
    http(url, options)
    .then(res => {
      console.log(res)
      if ((res.status >= 200 && res.status < 300)) {
        resolve(res.data)
      } else {
        reject(res)
      }
    })
  })
}

export default http
